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   <div id="projectname">FLITr
   &#160;<span id="projectnumber">1.x</span>
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   <div id="projectbrief">Framework for Live Image Transformation.</div>
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<div class="title">texture_capture_producer.h</div>  </div>
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<a href="texture__capture__producer_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/* Framework for Live Image Transformation (FLITr)</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * Copyright (c) 2010 CSIR</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * This file is part of FLITr.</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> * FLITr is free software: you can redistribute it and/or modify it</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> * under the terms of the GNU Lesser General Public License as</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> * published by the Free Software Foundation, either version 3 of the</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> * License, or (at your option) any later version.</span></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment"> * FLITr is distributed in the hope that it will be useful, but</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment"> * Lesser General Public License for more details.</span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"> * You should have received a copy of the GNU Lesser General Public</span></div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment"> * License along with FLITr. If not, see</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment"> * &lt;http://www.gnu.org/licenses/&gt;.</span></div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;</div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="preprocessor">#ifndef TEXTURE_CAPTURE_PRODUCER_H</span></div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define TEXTURE_CAPTURE_PRODUCER_H 1</span></div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="image__producer_8h.html">flitr/image_producer.h</a>&gt;</span></div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="image__format_8h.html">flitr/image_format.h</a>&gt;</span></div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="high__resolution__time_8h.html">flitr/high_resolution_time.h</a>&gt;</span></div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="image__metadata_8h.html">flitr/image_metadata.h</a>&gt;</span></div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;</div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="preprocessor">#include &lt;osg/Geode&gt;</span></div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="preprocessor">#include &lt;osg/Geometry&gt;</span></div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="preprocessor">#include &lt;osg/Texture2D&gt;</span></div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="preprocessor">#include &lt;osg/TextureRectangle&gt;</span></div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="preprocessor">#include &lt;osg/Switch&gt;</span></div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="preprocessor">#include &lt;osg/AlphaFunc&gt;</span></div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="preprocessor">#include &lt;osgDB/FileUtils&gt;</span></div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="preprocessor">#include &lt;osgDB/Registry&gt;</span></div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="preprocessor">#include &lt;osgDB/ReadFile&gt;</span></div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="preprocessor">#include &lt;osgDB/WriteFile&gt;</span></div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;<span class="keyword">namespace </span>flitr {</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;</div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;</div>
<div class="line"><a name="l00044"></a><span class="lineno"><a class="code" href="classflitr_1_1_default_texture_capture_metadata.html">   44</a></span>&#160;<span class="keyword">class </span><a class="code" href="classflitr_1_1_default_texture_capture_metadata.html">DefaultTextureCaptureMetadata</a> : <span class="keyword">public</span> <a class="code" href="classflitr_1_1_image_metadata.html">flitr::ImageMetadata</a> {</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00046"></a><span class="lineno"><a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#a0657461207391c2586ce5fe7a2a1ff28">   46</a></span>&#160;    <a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#a0657461207391c2586ce5fe7a2a1ff28">DefaultTextureCaptureMetadata</a>() : <a class="code" href="classflitr_1_1_image_metadata.html">ImageMetadata</a>() {}</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;</div>
<div class="line"><a name="l00048"></a><span class="lineno"><a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#aa4ddcc53f8d978ace8bb314f9a8b136c">   48</a></span>&#160;    <span class="keyword">virtual</span> <a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#aa4ddcc53f8d978ace8bb314f9a8b136c">~DefaultTextureCaptureMetadata</a>() {}</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;</div>
<div class="line"><a name="l00050"></a><span class="lineno"><a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#aed2074206c0968520144949df2888ed7">   50</a></span>&#160;    <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#aed2074206c0968520144949df2888ed7">writeToStream</a>(std::ostream&amp; s)<span class="keyword"> const</span></div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;<span class="keyword">    </span>{</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;        s.write((<span class="keywordtype">char</span> *)&amp;<a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#ae5d637426f98a08187e0c8c50c18fcb6" title="Nanoseconds since epoch on the PC when frame was captured.">PCTimeStamp_</a>, <span class="keyword">sizeof</span>(<a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#ae5d637426f98a08187e0c8c50c18fcb6" title="Nanoseconds since epoch on the PC when frame was captured.">PCTimeStamp_</a>));</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;    }</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;</div>
<div class="line"><a name="l00056"></a><span class="lineno"><a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#a35355854a39c11ed4c0636fdd1985da6">   56</a></span>&#160;    <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#a35355854a39c11ed4c0636fdd1985da6">readFromStream</a>(std::istream&amp; s)<span class="keyword"> const</span></div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;<span class="keyword">    </span>{</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;        s.read((<span class="keywordtype">char</span> *)&amp;<a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#ae5d637426f98a08187e0c8c50c18fcb6" title="Nanoseconds since epoch on the PC when frame was captured.">PCTimeStamp_</a>, <span class="keyword">sizeof</span>(<a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#ae5d637426f98a08187e0c8c50c18fcb6" title="Nanoseconds since epoch on the PC when frame was captured.">PCTimeStamp_</a>));</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;    }</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;</div>
<div class="line"><a name="l00062"></a><span class="lineno"><a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#a95aed7ce61157b9d0e6aa1c74df2d1e4">   62</a></span>&#160;    <span class="keyword">virtual</span> <a class="code" href="classflitr_1_1_default_texture_capture_metadata.html">DefaultTextureCaptureMetadata</a>* <a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#a95aed7ce61157b9d0e6aa1c74df2d1e4">clone</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;<span class="keyword">    </span>{</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">new</span> <a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#a0657461207391c2586ce5fe7a2a1ff28">DefaultTextureCaptureMetadata</a>(*<span class="keyword">this</span>);</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;    }</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;</div>
<div class="line"><a name="l00067"></a><span class="lineno"><a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#a1b44b5418a3dd619186b7a207cc256db">   67</a></span>&#160;    <span class="keyword">virtual</span> uint32_t <a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#a1b44b5418a3dd619186b7a207cc256db">getSizeInBytes</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;<span class="keyword">    </span>{<span class="comment">// size when packed in stream.</span></div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">sizeof</span>(<a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#ae5d637426f98a08187e0c8c50c18fcb6" title="Nanoseconds since epoch on the PC when frame was captured.">PCTimeStamp_</a>);</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;    }</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;</div>
<div class="line"><a name="l00072"></a><span class="lineno"><a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#a68c1555c6554acad773559c9602f326a">   72</a></span>&#160;    <span class="keyword">virtual</span> std::string <a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#a68c1555c6554acad773559c9602f326a">getString</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;<span class="keyword">    </span>{</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;       std::stringstream rValueStream;</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;       rValueStream &lt;&lt; <a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#ae5d637426f98a08187e0c8c50c18fcb6" title="Nanoseconds since epoch on the PC when frame was captured.">PCTimeStamp_</a> &lt;&lt; <span class="stringliteral">&quot;\n&quot;</span>;</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;       rValueStream.flush();</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;       <span class="keywordflow">return</span> rValueStream.str();</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;    }</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;</div>
<div class="line"><a name="l00081"></a><span class="lineno"><a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#ae5d637426f98a08187e0c8c50c18fcb6">   81</a></span>&#160;    uint64_t <a class="code" href="classflitr_1_1_default_texture_capture_metadata.html#ae5d637426f98a08187e0c8c50c18fcb6" title="Nanoseconds since epoch on the PC when frame was captured.">PCTimeStamp_</a>;</div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;};</div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;</div>
<div class="line"><a name="l00085"></a><span class="lineno"><a class="code" href="classflitr_1_1_texture_capture_producer.html">   85</a></span>&#160;<span class="keyword">class </span><a class="code" href="classflitr_1_1_texture_capture_producer.html">TextureCaptureProducer</a> : <span class="keyword">public</span> <a class="code" href="classflitr_1_1_image_producer.html">ImageProducer</a> {</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;</div>
<div class="line"><a name="l00087"></a><span class="lineno"><a class="code" href="structflitr_1_1_texture_capture_producer_1_1_texture_capture_draw_callback.html">   87</a></span>&#160;    <span class="keyword">struct </span><a class="code" href="structflitr_1_1_texture_capture_producer_1_1_texture_capture_draw_callback.html">TextureCaptureDrawCallback</a> : <span class="keyword">public</span> osg::Camera::DrawCallback</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;    {</div>
<div class="line"><a name="l00089"></a><span class="lineno"><a class="code" href="structflitr_1_1_texture_capture_producer_1_1_texture_capture_draw_callback.html#a735e7eaf8a0a49e70abc64e453e7f4f6">   89</a></span>&#160;        <a class="code" href="structflitr_1_1_texture_capture_producer_1_1_texture_capture_draw_callback.html#a735e7eaf8a0a49e70abc64e453e7f4f6">TextureCaptureDrawCallback</a>(<a class="code" href="classflitr_1_1_texture_capture_producer.html">TextureCaptureProducer</a>* producer) :</div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;            <a class="code" href="structflitr_1_1_texture_capture_producer_1_1_texture_capture_draw_callback.html#a8cca4848a7321122928986a2ec37c1bc">producer_</a>(producer)</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;        {}</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;        </div>
<div class="line"><a name="l00093"></a><span class="lineno"><a class="code" href="structflitr_1_1_texture_capture_producer_1_1_texture_capture_draw_callback.html#a2d91effe8069e501df546bdbe3508d9b">   93</a></span>&#160;        <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="structflitr_1_1_texture_capture_producer_1_1_texture_capture_draw_callback.html#a2d91effe8069e501df546bdbe3508d9b">operator () </a>(osg::RenderInfo&amp; renderInfo)<span class="keyword"> const</span></div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;<span class="keyword">        </span>{</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;            <span class="keywordflow">if</span> (<a class="code" href="structflitr_1_1_texture_capture_producer_1_1_texture_capture_draw_callback.html#a8cca4848a7321122928986a2ec37c1bc">producer_</a>-&gt;<a class="code" href="classflitr_1_1_texture_capture_producer.html#ab5532443fbceef2795188952d551035e">enabled_</a>)</div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;            {</div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;                std::vector&lt;Image**&gt; imv = <a class="code" href="structflitr_1_1_texture_capture_producer_1_1_texture_capture_draw_callback.html#a8cca4848a7321122928986a2ec37c1bc">producer_</a>-&gt;<a class="code" href="classflitr_1_1_image_producer.html#a50cb5b2cd533974cddfa7561e2dd743a">reserveWriteSlot</a>();</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;                <span class="keywordflow">if</span> (imv.size() != 1) {</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;                    <a class="code" href="namespaceflitr.html#ade64a6ebeb22a24d7202a8c9cd8dceb2" title="Actually log.">logMessage</a>(<a class="code" href="namespaceflitr.html#aaff0672c9460ce97729894e9be37ebd3">LOG_CRITICAL</a>) &lt;&lt; <span class="stringliteral">&quot;Dropping frames - no space in texture capture buffer\n&quot;</span>;</div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;                    <a class="code" href="namespaceflitr.html#ade64a6ebeb22a24d7202a8c9cd8dceb2" title="Actually log.">logMessage</a>(<a class="code" href="namespaceflitr.html#aaff0672c9460ce97729894e9be37ebd3">LOG_CRITICAL</a>).flush();</div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;                    <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;                }</div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;</div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;                <a class="code" href="classflitr_1_1_image.html">Image</a>* im = *(imv[0]);</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;                <a class="code" href="namespaceflitr.html#a85e0d540b914515bbca44f1a63eeb63c">osg::TextureRectangle</a>* trect_ = <a class="code" href="structflitr_1_1_texture_capture_producer_1_1_texture_capture_draw_callback.html#a8cca4848a7321122928986a2ec37c1bc">producer_</a>-&gt;<a class="code" href="classflitr_1_1_texture_capture_producer.html#ab1e5845e7ea67e18c435820516665919">OutputTexture_</a>.get();</div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;</div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;                renderInfo.getState()-&gt;applyTextureAttribute(0, <span class="comment">//unit</span></div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;                                                             trect_);</div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;                GLenum pixelFormat=GL_RGB;</div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;                GLenum pixelType=GL_UNSIGNED_BYTE;</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;                <span class="keywordflow">switch</span> (<a class="code" href="structflitr_1_1_texture_capture_producer_1_1_texture_capture_draw_callback.html#a8cca4848a7321122928986a2ec37c1bc">producer_</a>-&gt;<a class="code" href="classflitr_1_1_texture_capture_producer.html#a26d091e4956b3ff2fe5a255ed8936056">OutputFormat_</a>.<a class="code" href="classflitr_1_1_image_format.html#aa020f1e1e2eebb2636b3c78e4c7bdb33">getPixelFormat</a>())</div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;                {</div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;                <span class="keywordflow">case</span> <a class="code" href="classflitr_1_1_image_format.html#a2bab1cfeef716117996a75550577efdca3caccd29afbf0acf446bf8623241ed9c">ImageFormat::FLITR_PIX_FMT_Y_8</a>:</div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;                    pixelFormat=GL_LUMINANCE;</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;                    pixelType=GL_UNSIGNED_BYTE;</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;                <span class="keywordflow">case</span> <a class="code" href="classflitr_1_1_image_format.html#a2bab1cfeef716117996a75550577efdca1a3c7ec40db7c9fe872a1fe534bc99fc">ImageFormat::FLITR_PIX_FMT_RGB_8</a>:</div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;                    pixelFormat=GL_RGB;</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;                    pixelType=GL_UNSIGNED_BYTE;</div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;                <span class="keywordflow">case</span> <a class="code" href="classflitr_1_1_image_format.html#a2bab1cfeef716117996a75550577efdca62aad150e19f1c766c3d8b581aaef247">ImageFormat::FLITR_PIX_FMT_Y_16</a>:</div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;                    pixelFormat=GL_LUMINANCE;</div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;                    pixelType=GL_UNSIGNED_SHORT;</div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;                <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;                    pixelFormat=GL_RGB;</div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;                    pixelType=GL_UNSIGNED_SHORT;</div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;                }</div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;</div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;                glGetTexImage(trect_-&gt;getTextureTarget(), 0, <span class="comment">//level</span></div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;                              pixelFormat, pixelType, im-&gt;<a class="code" href="classflitr_1_1_image.html#a2bcec747b309a766a3d087f9351cba16">data</a>());</div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;</div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;                <span class="comment">// fill other vars</span></div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;                <span class="keywordflow">if</span> (<a class="code" href="structflitr_1_1_texture_capture_producer_1_1_texture_capture_draw_callback.html#a8cca4848a7321122928986a2ec37c1bc">producer_</a>-&gt;<a class="code" href="classflitr_1_1_image_producer.html#a16f3600ed2852ed26b9d77bd760d897a">CreateMetadataFunction_</a>)</div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;                {</div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;                    im-&gt;<a class="code" href="classflitr_1_1_image.html#a964075cb13a8133d9f1842d318d1f65c">setMetadata</a>(<a class="code" href="structflitr_1_1_texture_capture_producer_1_1_texture_capture_draw_callback.html#a8cca4848a7321122928986a2ec37c1bc">producer_</a>-&gt;<a class="code" href="classflitr_1_1_image_producer.html#a16f3600ed2852ed26b9d77bd760d897a">CreateMetadataFunction_</a>());</div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;</div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;                    <span class="comment">//if (im-&gt;metadata())</span></div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;                    <span class="comment">//{</span></div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;                        <span class="comment">//std::cout &lt;&lt; &quot; TextureCaptureProducer frame: &quot; &lt;&lt; im-&gt;metadata()-&gt;getString();</span></div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;                        <span class="comment">//std::cout.flush();</span></div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;                    <span class="comment">//}</span></div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;                } <span class="keywordflow">else</span></div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;                {</div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;                    std::tr1::shared_ptr&lt;DefaultTextureCaptureMetadata&gt; meta(<span class="keyword">new</span> <a class="code" href="classflitr_1_1_default_texture_capture_metadata.html">DefaultTextureCaptureMetadata</a>());</div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;                    meta-&gt;PCTimeStamp_ = <a class="code" href="high__resolution__time_8h.html#af08a3eb67336f2748e169a5da39d2846" title="Sole purpose is to provide currentTimeNanoSec() for a platform.">currentTimeNanoSec</a>();</div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;                    im-&gt;<a class="code" href="classflitr_1_1_image.html#a964075cb13a8133d9f1842d318d1f65c">setMetadata</a>(meta);</div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;                }</div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;</div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;                <span class="keywordflow">if</span> (<a class="code" href="structflitr_1_1_texture_capture_producer_1_1_texture_capture_draw_callback.html#a8cca4848a7321122928986a2ec37c1bc">producer_</a>-&gt;<a class="code" href="classflitr_1_1_texture_capture_producer.html#a8de6e8208e907a51a32b0cdc64d31fe4">SaveNextImageTo_</a>!=<span class="stringliteral">&quot;&quot;</span>)</div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;                {</div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;                    osg::ref_ptr&lt;osg::Image&gt; image=osg::ref_ptr&lt;osg::Image&gt;(<span class="keyword">new</span> osg::Image());</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;                    image-&gt;setImage(im-&gt;<a class="code" href="classflitr_1_1_image.html#a587eeefcf176ac796cfdbbe0a8f23aaf">format</a>()-&gt;<a class="code" href="classflitr_1_1_image_format.html#a750b9204874a95e9f6b958df3806e0bf">getWidth</a>(), im-&gt;<a class="code" href="classflitr_1_1_image.html#a587eeefcf176ac796cfdbbe0a8f23aaf">format</a>()-&gt;<a class="code" href="classflitr_1_1_image_format.html#a52ec5edbc27c23acc188e5a85ce4690a">getHeight</a>(), 1,</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;                                    pixelFormat, pixelFormat, pixelType, im-&gt;<a class="code" href="classflitr_1_1_image.html#a2bcec747b309a766a3d087f9351cba16">data</a>(), osg::Image::NO_DELETE);</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;</div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;                    osg::ref_ptr&lt;osg::Image&gt; imageFlipped=osg::ref_ptr&lt;osg::Image&gt;(<span class="keyword">new</span> osg::Image(*image,osg::CopyOp::DEEP_COPY_ALL));</div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;                    imageFlipped-&gt;flipVertical();</div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;</div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;                    osgDB::writeImageFile(*imageFlipped, <a class="code" href="structflitr_1_1_texture_capture_producer_1_1_texture_capture_draw_callback.html#a8cca4848a7321122928986a2ec37c1bc">producer_</a>-&gt;<a class="code" href="classflitr_1_1_texture_capture_producer.html#a8de6e8208e907a51a32b0cdc64d31fe4">SaveNextImageTo_</a>);</div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;                    <a class="code" href="structflitr_1_1_texture_capture_producer_1_1_texture_capture_draw_callback.html#a8cca4848a7321122928986a2ec37c1bc">producer_</a>-&gt;<a class="code" href="classflitr_1_1_texture_capture_producer.html#a8de6e8208e907a51a32b0cdc64d31fe4">SaveNextImageTo_</a>=<span class="stringliteral">&quot;&quot;</span>;</div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;                }</div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;</div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;                <a class="code" href="structflitr_1_1_texture_capture_producer_1_1_texture_capture_draw_callback.html#a8cca4848a7321122928986a2ec37c1bc">producer_</a>-&gt;<a class="code" href="classflitr_1_1_image_producer.html#a5dd9a012d296b7bdb7df86d59f3f1b91">releaseWriteSlot</a>();</div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;            }</div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;        }</div>
<div class="line"><a name="l00170"></a><span class="lineno"><a class="code" href="structflitr_1_1_texture_capture_producer_1_1_texture_capture_draw_callback.html#a8cca4848a7321122928986a2ec37c1bc">  170</a></span>&#160;        <a class="code" href="classflitr_1_1_texture_capture_producer.html">TextureCaptureProducer</a>* <a class="code" href="structflitr_1_1_texture_capture_producer_1_1_texture_capture_draw_callback.html#a8cca4848a7321122928986a2ec37c1bc">producer_</a>;</div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;    };</div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;</div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;    <a class="code" href="classflitr_1_1_texture_capture_producer.html#a8216c141d3a3f08ce94d15e9961d36d4">TextureCaptureProducer</a>(</div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;            <a class="code" href="namespaceflitr.html#a85e0d540b914515bbca44f1a63eeb63c">osg::TextureRectangle</a>* input_texture,</div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;            <a class="code" href="classflitr_1_1_image_format.html#a2bab1cfeef716117996a75550577efdc">ImageFormat::PixelFormat</a> output_pixel_format,</div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;            uint32_t new_width,</div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;            uint32_t new_height,</div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;            <span class="keywordtype">bool</span> keep_aspect,</div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;            uint32_t buffer_size);</div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;</div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;    <span class="keywordtype">bool</span> <a class="code" href="classflitr_1_1_texture_capture_producer.html#af379213377224f6df93a37131d087989">init</a>();</div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;</div>
<div class="line"><a name="l00184"></a><span class="lineno"><a class="code" href="classflitr_1_1_texture_capture_producer.html#a33df6c0fff8ebf19342cf9973391edd9">  184</a></span>&#160;    osg::ref_ptr&lt;osg::Group&gt; <a class="code" href="classflitr_1_1_texture_capture_producer.html#a33df6c0fff8ebf19342cf9973391edd9">getRoot</a>() { <span class="keywordflow">return</span> <a class="code" href="classflitr_1_1_texture_capture_producer.html#a7a71bdc72ab0852e0dcbdf932b019317">RootGroup_</a>; }</div>
<div class="line"><a name="l00185"></a><span class="lineno"><a class="code" href="classflitr_1_1_texture_capture_producer.html#a258fb1b00f2d80d7b96a5ff923a56eaf">  185</a></span>&#160;    osg::ref_ptr&lt;osg::TextureRectangle&gt; <a class="code" href="classflitr_1_1_texture_capture_producer.html#a258fb1b00f2d80d7b96a5ff923a56eaf">getOutputTexture</a>() { <span class="keywordflow">return</span> <a class="code" href="classflitr_1_1_texture_capture_producer.html#ab1e5845e7ea67e18c435820516665919">OutputTexture_</a>; }</div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;</div>
<div class="line"><a name="l00187"></a><span class="lineno"><a class="code" href="classflitr_1_1_texture_capture_producer.html#a39b853cf0dbd4a233b8f8b404f325a49">  187</a></span>&#160;    <span class="keywordtype">void</span> <a class="code" href="classflitr_1_1_texture_capture_producer.html#a39b853cf0dbd4a233b8f8b404f325a49">setEnable</a>(<span class="keywordtype">bool</span> value) {<a class="code" href="classflitr_1_1_texture_capture_producer.html#ab5532443fbceef2795188952d551035e">enabled_</a>=value;}</div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;</div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;    <span class="keywordtype">void</span> <a class="code" href="classflitr_1_1_texture_capture_producer.html#ab19f1573138e8b9d7a934002937f1c75">setShader</a>(std::string filename);</div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;</div>
<div class="line"><a name="l00191"></a><span class="lineno"><a class="code" href="classflitr_1_1_texture_capture_producer.html#ab8a6df7d10cd3ca9d8901afcb3823c37">  191</a></span>&#160;    <span class="keywordtype">void</span> <a class="code" href="classflitr_1_1_texture_capture_producer.html#ab8a6df7d10cd3ca9d8901afcb3823c37">saveNextImage</a>(std::string filename) {<a class="code" href="classflitr_1_1_texture_capture_producer.html#a8de6e8208e907a51a32b0cdc64d31fe4">SaveNextImageTo_</a>=filename;}</div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;</div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;    osg::ref_ptr&lt;osg::Group&gt; <a class="code" href="classflitr_1_1_texture_capture_producer.html#a8ed3c93598a2e5b41e544ca10fb4931d">createTexturedQuad</a>();</div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;    <span class="keywordtype">void</span> <a class="code" href="classflitr_1_1_texture_capture_producer.html#a21d0ab171b23ab758b96114c424e7a2b">setupCamera</a>();</div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;    <span class="keywordtype">void</span> <a class="code" href="classflitr_1_1_texture_capture_producer.html#a4b35477078ab8da5daf55a02aa7c5884">createTextures</a>();</div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;</div>
<div class="line"><a name="l00198"></a><span class="lineno"><a class="code" href="classflitr_1_1_texture_capture_producer.html#a1c248d5af18841b611eff0acf45822df">  198</a></span>&#160;    osg::ref_ptr&lt;osg::TextureRectangle&gt; <a class="code" href="classflitr_1_1_texture_capture_producer.html#a1c248d5af18841b611eff0acf45822df">InputTexture_</a>;</div>
<div class="line"><a name="l00199"></a><span class="lineno"><a class="code" href="classflitr_1_1_texture_capture_producer.html#ab1e5845e7ea67e18c435820516665919">  199</a></span>&#160;    osg::ref_ptr&lt;osg::TextureRectangle&gt; <a class="code" href="classflitr_1_1_texture_capture_producer.html#ab1e5845e7ea67e18c435820516665919">OutputTexture_</a>;</div>
<div class="line"><a name="l00200"></a><span class="lineno"><a class="code" href="classflitr_1_1_texture_capture_producer.html#a26d091e4956b3ff2fe5a255ed8936056">  200</a></span>&#160;    <a class="code" href="classflitr_1_1_image_format.html">ImageFormat</a> <a class="code" href="classflitr_1_1_texture_capture_producer.html#a26d091e4956b3ff2fe5a255ed8936056">OutputFormat_</a>;</div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;</div>
<div class="line"><a name="l00202"></a><span class="lineno"><a class="code" href="classflitr_1_1_texture_capture_producer.html#a7a71bdc72ab0852e0dcbdf932b019317">  202</a></span>&#160;    osg::ref_ptr&lt;osg::Group&gt; <a class="code" href="classflitr_1_1_texture_capture_producer.html#a7a71bdc72ab0852e0dcbdf932b019317">RootGroup_</a>;</div>
<div class="line"><a name="l00203"></a><span class="lineno"><a class="code" href="classflitr_1_1_texture_capture_producer.html#afab24cdb80e322c5244d0ea7c2c4841c">  203</a></span>&#160;    osg::ref_ptr&lt;osg::Camera&gt; <a class="code" href="classflitr_1_1_texture_capture_producer.html#afab24cdb80e322c5244d0ea7c2c4841c">Camera_</a>;</div>
<div class="line"><a name="l00204"></a><span class="lineno"><a class="code" href="classflitr_1_1_texture_capture_producer.html#af62d79b986d0f61235191053db75cb7e">  204</a></span>&#160;    osg::ref_ptr&lt;osg::Program&gt; <a class="code" href="classflitr_1_1_texture_capture_producer.html#af62d79b986d0f61235191053db75cb7e">FragmentProgram_</a>;</div>
<div class="line"><a name="l00205"></a><span class="lineno"><a class="code" href="classflitr_1_1_texture_capture_producer.html#a83d3f2a6073838654ac33d99ca2207d8">  205</a></span>&#160;    osg::ref_ptr&lt;osg::StateSet&gt; <a class="code" href="classflitr_1_1_texture_capture_producer.html#a83d3f2a6073838654ac33d99ca2207d8">StateSet_</a>;</div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;</div>
<div class="line"><a name="l00207"></a><span class="lineno"><a class="code" href="classflitr_1_1_texture_capture_producer.html#a17c279ec6e1af4421b2dec645aaaa072">  207</a></span>&#160;    uint32_t <a class="code" href="classflitr_1_1_texture_capture_producer.html#a17c279ec6e1af4421b2dec645aaaa072">InputTextureWidth_</a>;</div>
<div class="line"><a name="l00208"></a><span class="lineno"><a class="code" href="classflitr_1_1_texture_capture_producer.html#a88875a58f84e86350d1d26a91ec023ae">  208</a></span>&#160;    uint32_t <a class="code" href="classflitr_1_1_texture_capture_producer.html#a88875a58f84e86350d1d26a91ec023ae">InputTextureHeight_</a>;</div>
<div class="line"><a name="l00209"></a><span class="lineno"><a class="code" href="classflitr_1_1_texture_capture_producer.html#a0d5fa323950286a2e63ac9ca4172e6c4">  209</a></span>&#160;    uint32_t <a class="code" href="classflitr_1_1_texture_capture_producer.html#a0d5fa323950286a2e63ac9ca4172e6c4">OutputTextureWidth_</a>;</div>
<div class="line"><a name="l00210"></a><span class="lineno"><a class="code" href="classflitr_1_1_texture_capture_producer.html#a84cb4f8694766136d1f9a4557b0abd60">  210</a></span>&#160;    uint32_t <a class="code" href="classflitr_1_1_texture_capture_producer.html#a84cb4f8694766136d1f9a4557b0abd60">OutputTextureHeight_</a>;</div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;</div>
<div class="line"><a name="l00212"></a><span class="lineno"><a class="code" href="classflitr_1_1_texture_capture_producer.html#a65709ee2704ceba2703d28c74ca838fa">  212</a></span>&#160;    <span class="keywordtype">bool</span> <a class="code" href="classflitr_1_1_texture_capture_producer.html#a65709ee2704ceba2703d28c74ca838fa">KeepAspect_</a>;</div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;</div>
<div class="line"><a name="l00214"></a><span class="lineno"><a class="code" href="classflitr_1_1_texture_capture_producer.html#a9c16460d9f2cf43f626e9a6b61a30887">  214</a></span>&#160;    uint32_t <a class="code" href="classflitr_1_1_texture_capture_producer.html#a9c16460d9f2cf43f626e9a6b61a30887">BufferSize_</a>;</div>
<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;</div>
<div class="line"><a name="l00216"></a><span class="lineno"><a class="code" href="classflitr_1_1_texture_capture_producer.html#ab5532443fbceef2795188952d551035e">  216</a></span>&#160;    <span class="keywordtype">bool</span> <a class="code" href="classflitr_1_1_texture_capture_producer.html#ab5532443fbceef2795188952d551035e">enabled_</a>;</div>
<div class="line"><a name="l00217"></a><span class="lineno"><a class="code" href="classflitr_1_1_texture_capture_producer.html#a8de6e8208e907a51a32b0cdc64d31fe4">  217</a></span>&#160;    std::string <a class="code" href="classflitr_1_1_texture_capture_producer.html#a8de6e8208e907a51a32b0cdc64d31fe4">SaveNextImageTo_</a>;</div>
<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;};</div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;</div>
<div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;}</div>
<div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;</div>
<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;<span class="preprocessor">#endif // TEXTURE_CAPTURE_PRODUCER_H</span></div>
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